[prezi url="https://prezi.com/7mx8mnvxyvcs/history-of-mass-communication-week-4/"]https://prezi.com/7mx8mnvxyvcs/history-of-mass-communication-week-4/
[prezi url="https://prezi.com/7mx8mnvxyvcs/history-of-mass-communication-week-4/"]https://prezi.com/7mx8mnvxyvcs/history-of-mass-communication-week-4/